Question

How to print lexicographic permutations of 0, 1 and 2 as strings in Java

Answer 1

public class MyClass {
    public static void main(String args[]) {
        
        for (int i = 0; i < 3; i++) {  
            for (int j = 0; j < 3; j++) {  
                for (int k = 0; k < 3; k++) {  
                    if (i != j && i != k && j != k)  {
                        String str = String.valueOf(i) + String.valueOf(j) + String.valueOf(k);
                        System.out.format("%s\n", str);
                    }
                }
            }  
        }  
    }  
}
   
   
   
   
   
/*
run:
       
012
021
102
120
201
210

*/

 

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